Kepler-278 · K2 III-IV
Kepler-278 b
Rank #1931 of the ranked catalogue · Discovered by Transit in 2014
HZ 0%measured
0.097
Earth-2.0 index
0.253
Earth Similarity Index
0%
Habitable-zone probability
3.96 R⊕
Radius
Planet
Mass56.000 M⊕measured
Bulk density5.000 g/cm³
Orbital period30.1556 days
Semi-major axis0.20200 au
Eccentricity0.696
Incident flux110.000 S⊕
Equilibrium temperature823.2 K
Transit-time σ at 20301334.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.46 masReflected-light contrast 6.65e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-278
Spectral typeK2 III-IV
Effective temperature4965 K
Radius2.861 R☉
Mass1.227 M☉
Distance443.0 pc / 1445.0 ly
DiscoveryTransit, 2014